Home / 3,106,786.77-4,286,338.29-1,816,713.95

Finding the Fourth Proportional to 3,106,786.77, 4,286,338.29 and 1,816,713.95

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Solution

The fourth proportional to 3,106,786.77, 4,286,338.29 and 1,816,713.95 is: 2,506,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,786.77 : 4,286,338.29 = 1,816,713.95 : x
  2. Step 2: Convert to fraction form
    3,106,786.77/4,286,338.29 = 1,816,713.95/x
  3. Step 3: Cross multiply
    3,106,786.77x = 4,286,338.29 × 1,816,713.95
  4. Step 4: Simplify right side
    3,106,786.77x = 7,787,050,544,430.45
  5. Step 5: Solve for x
    x = 7,787,050,544,430.45/3,106,786.77
  6. Step 6: Final answer
    x = 2,506,464.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.